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authorRalf Baechle <ralf@linux-mips.org>2006-03-14 23:52:47 +0000
committerRalf Baechle <ralf@linux-mips.org>2006-03-18 16:59:30 +0000
commit4308cb16286c96d980570cc5319173b524220c06 (patch)
tree89ffe22e6fd71d320b51ce8817a11cdaba3ae503 /arch
parenta77f124294822203660b0926392b963cfa72fcf4 (diff)
downloadop-kernel-dev-4308cb16286c96d980570cc5319173b524220c06.zip
op-kernel-dev-4308cb16286c96d980570cc5319173b524220c06.tar.gz
[MIPS] Sibyte: Fix interrupt timer off by one bug.
From Dave Johnson <djohnson+linuxmips@sw.starentnetworks.com>: The timers need to be loaded with 1 less than the desired interval not the interval itself. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/sibyte/sb1250/time.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/sibyte/sb1250/time.c b/arch/mips/sibyte/sb1250/time.c
index 511c89d..adc0b52 100644
--- a/arch/mips/sibyte/sb1250/time.c
+++ b/arch/mips/sibyte/sb1250/time.c
@@ -75,10 +75,10 @@ void sb1250_time_init(void)
/* Disable the timer and set up the count */
__raw_writeq(0, IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG)));
#ifdef CONFIG_SIMULATION
- __raw_writeq(50000 / HZ,
+ __raw_writeq((50000 / HZ) - 1,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_INIT)));
#else
- __raw_writeq(1000000 / HZ,
+ __raw_writeq((V_SCD_TIMER_FREQ / HZ) - 1,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_INIT)));
#endif
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